Transition-metal and base-free thioannulation of propynamides with sodium sulfide and dichloromethane for the selective synthesis of 1,3-thiazin-4-ones and thiazolidine-4-ones
Autor: | Wang, Sui-Qian, Yan, Xiao-Wei, Hu, Bo-Lun, Zhang, Xing-Guo |
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Zdroj: | In Tetrahedron 20 March 2020 76(12) |
Databáze: | ScienceDirect |
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